Class information for:
Level 1: PARAMETRIC X RAY RADIATION//PARAMETRIC X RAYS//PARAMETRIC X RADIATION

Basic class information

Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes

The table includes all classes above and classes immediately below the current class.



Cluster id Level Cluster label #P
13 4 PHYSICS, PARTICLES & FIELDS//PHYSICS, NUCLEAR//OPTICS 1062565
228 3       PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT//FREE ELECTRON LASER 48839
2362 2             CHANNELING RADIATION//SMITH PURCELL RADIATION//TRANSITION RADIATION 4597
17235 1                   PARAMETRIC X RAY RADIATION//PARAMETRIC X RAYS//PARAMETRIC X RADIATION 637

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PARAMETRIC X RAY RADIATION authKW 1288132 4% 96% 27
2 PARAMETRIC X RAYS authKW 942392 3% 95% 20
3 PARAMETRIC X RADIATION authKW 544232 2% 100% 11
4 DIFFRACTED TRANSITION RADIATION authKW 395805 1% 100% 8
5 RELATIVISTIC ELECTRONS authKW 317689 5% 19% 34
6 POLARIZATION BREMSSTRAHLUNG authKW 235729 1% 53% 9
7 VOLUME FREE ELECTRON LASER VFEL authKW 197903 1% 100% 4
8 PARAMETRIC X RAY RADIATION PXR authKW 158321 1% 80% 4
9 ELECTRON BEAM INSTABILITY authKW 148427 0% 100% 3
10 NOVEL X RAY SOURCE authKW 148427 0% 100% 3

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Nuclear 7732 32% 0% 205
2 Nuclear Science & Technology 7554 32% 0% 203
3 Instruments & Instrumentation 6529 32% 0% 204
4 Physics, Atomic, Molecular & Chemical 1953 22% 0% 143
5 Physics, Multidisciplinary 1864 26% 0% 163
6 Physics, Particles & Fields 1123 14% 0% 92
7 Spectroscopy 1093 12% 0% 75
8 Physics, Applied 291 16% 0% 104
9 Optics 281 10% 0% 64
10 Physics, Condensed Matter 71 8% 0% 49

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHOTON PROD LTD 111319 0% 75% 3
2 SYNCHROTRON LIGHT LIFE SCI 103068 1% 42% 5
3 21ST CENTURY COE SLLS 98951 0% 100% 2
4 ELE ON BEAM PLICAT LEBRA 98951 0% 100% 2
5 INTERACT PHYS CHARGED PARTICLES RADIAT MATT 98951 0% 100% 2
6 NPI MOSCOW LOMONOSOV UNIV 98951 0% 100% 2
7 PN LEBEDEV PHYS RADIAT PHYS 98951 0% 100% 2
8 ELE ON BEAM PLICAT 98943 1% 33% 6
9 21ST CENTURY COE SYNCHROTRON LIGHT LIFE SCI 49476 0% 100% 1
10 ASSOC 14 49476 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 23445 19% 0% 123
2 JOURNAL OF SURFACE INVESTIGATION-X-RAY SYNCHROTRON AND NEUTRON TECHNIQUES 15687 2% 3% 10
3 SPRINGER TRACTS IN MODERN PHYSICS 6513 1% 2% 8
4 JOURNAL OF SURFACE INVESTIGATION 6342 2% 1% 13
5 JOURNAL OF EXPERIMENTAL AND THEORETICAL PHYSICS 6059 4% 0% 25
6 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 3781 9% 0% 57
7 JETP LETTERS 2794 4% 0% 26
8 PROBLEMS OF ATOMIC SCIENCE AND TECHNOLOGY 2415 1% 1% 9
9 PHYSICS LETTERS A 2129 6% 0% 38
10 PHYSICS OF ATOMIC NUCLEI 1604 2% 0% 14

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PARAMETRIC X RAY RADIATION 1288132 4% 96% 27 Search PARAMETRIC+X+RAY+RADIATION Search PARAMETRIC+X+RAY+RADIATION
2 PARAMETRIC X RAYS 942392 3% 95% 20 Search PARAMETRIC+X+RAYS Search PARAMETRIC+X+RAYS
3 PARAMETRIC X RADIATION 544232 2% 100% 11 Search PARAMETRIC+X+RADIATION Search PARAMETRIC+X+RADIATION
4 DIFFRACTED TRANSITION RADIATION 395805 1% 100% 8 Search DIFFRACTED+TRANSITION+RADIATION Search DIFFRACTED+TRANSITION+RADIATION
5 RELATIVISTIC ELECTRONS 317689 5% 19% 34 Search RELATIVISTIC+ELECTRONS Search RELATIVISTIC+ELECTRONS
6 POLARIZATION BREMSSTRAHLUNG 235729 1% 53% 9 Search POLARIZATION+BREMSSTRAHLUNG Search POLARIZATION+BREMSSTRAHLUNG
7 VOLUME FREE ELECTRON LASER VFEL 197903 1% 100% 4 Search VOLUME+FREE+ELECTRON+LASER+VFEL Search VOLUME+FREE+ELECTRON+LASER+VFEL
8 PARAMETRIC X RAY RADIATION PXR 158321 1% 80% 4 Search PARAMETRIC+X+RAY+RADIATION+PXR Search PARAMETRIC+X+RAY+RADIATION+PXR
9 ELECTRON BEAM INSTABILITY 148427 0% 100% 3 Search ELECTRON+BEAM+INSTABILITY Search ELECTRON+BEAM+INSTABILITY
10 NOVEL X RAY SOURCE 148427 0% 100% 3 Search NOVEL+X+RAY+SOURCE Search NOVEL+X+RAY+SOURCE

Core articles

The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1



rank cluster_id2 link
1 4580 CHANNELING RADIATION//CHANNELING//BENT CRYSTAL
2 38679 FELWI//PLANE WIGGLER//CHANNELED POSITRONS
3 23939 ORDINARY BREMSSTRAHLUNG//TOTAL BREMSSTRAHLUNG//SCI COUNCIL SPECT
4 10337 DIFFRACTION RADIATION//SMITH PURCELL RADIATION//TRANSITION RADIATION
5 35676 TRIPLET PRODUCTION//PAIR PRODUCTION CROSS SECTION//POSITRON SPECTRUM
6 31095 VAVILOV CHERENKOV RADIATION//2D PLANAR WAVEGUIDE//CDSE NANOPLATE
7 35387 ISM INDIVIDUAL G70712//GAMMA FACTOR//IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII RADIOFIZIKA
8 20165 K EDGE SUBTRACTION//DICHROMOGRAPHY//INTRAVENOUS CORONARY ANGIOGRAPHY
9 38712 GOMEL ENGINEER//BESSEL LIGHT BEAM NONLINEAR CRYSTAL//ELECTRON HOLE DIFFUSION
10 33107 ADIABATIC WHISPERING GALLERY MODE//CONCAVE BOUNDARY SURFACE//EBIT IL

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